Peat, which has industrial importance as a fuel in some regions, for example, Ireland and Finland. In its dehydrated form, peat is a highly effective absorbent for fuel and oil spills on land and water. Lignite (brown coal) is the lowest rank of coal and is used as fuel for electric power generation.
You can perform the following tasks only on a dynamic disk: 1  Create and delete simple, spanned, striped, mirrored, and RAID-5 volumes. 2  Extend a simple or spanned volume. 3  Remove a mirror from a mirrored volume or break the mirrored volume into two volumes.  Repair mirrored or RAID-5 1  volumes. Reactivate a missing or offline disk.
Dynamic update enables DNS client computers to register and dynamically update their resource records with a DNS server whenever changes occur. This reduces the need for manual administration of zone records, especially for clients that frequently move or change locations and use DHCP to obtain an IP address.